Air pump



FIG. 1 is a perspective view of an air pump showing my new design;

FIG. 2 is another perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is a perspective view of an air pump showing my new design where the air pump is in a first configuration of use;

FIG. 10 is a perspective view of the air pump where the air pump is in a second configuration of use; and,

FIG. 11 is an enlarged view of portion 11 shown in FIG. 1.

The broken lines in the drawings depict portions of the air pump that form no part of the claimed design.

The dash dot broken lines on FIGS. 1 and 11 are provided to define the enlargement regions in each and form no part of the claimed design. 

CLAIM The ornamental design for an air pump, as shown and described. 